From: "Gonzalez Monroy, Sergio" <sergio.gonzalez.monroy@intel.com>
To: Keith Wiles <keith.wiles@intel.com>, dev@dpdk.org
Subject: Re: [dpdk-dev] [RFC PATCH] Simplify the ifdefs in rte.app.mk.
Date: Tue, 28 Apr 2015 17:25:17 +0100 [thread overview]
Message-ID: <553FB46D.9030609@intel.com> (raw)
In-Reply-To: <1430234463-9574-1-git-send-email-keith.wiles@intel.com>
On 28/04/2015 16:21, Keith Wiles wrote:
> Trying to simplify the ifdefs in rte.app.mk to make the code
> more readable and maintainable by moving LDLIBS variable to use
> the same style as LDLIBS-y being used in the rest of the code.
>
> Signed-off-by: Keith Wiles <keith.wiles@intel.com>
> ---
+1
Patch looks good, just a few nits:
> mk/rte.app.mk | 253 ++++++++++++++----------------------------------------
> mk/rte.hostapp.mk | 4 +-
> mk/rte.shared.mk | 12 +--
> 3 files changed, 74 insertions(+), 195 deletions(-)
>
> diff --git a/mk/rte.app.mk b/mk/rte.app.mk
> index 62a76ae..af38975 100644
> --- a/mk/rte.app.mk
> +++ b/mk/rte.app.mk
> @@ -1,7 +1,7 @@
> # BSD LICENSE
> #
> -# Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
> -# Copyright(c) 2014 6WIND S.A.
> +# Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
> +# Copyright(c) 2015 6WIND S.A.
> # All rights reserved.
> #
> # Redistribution and use in source and binary forms, with or without
> @@ -51,7 +51,7 @@ LDSCRIPT = $(RTE_LDSCRIPT)
> endif
>
> # default path for libs
> -LDLIBS += -L$(RTE_SDK_BIN)/lib
> +LDLIBS-y = -L$(RTE_SDK_BIN)/lib
>
I think we should keep the current value of LDLIBS.
Some apps (ie. examples/dpdk_qat ) preset LDLIBS before including
rte.app.mk.
> #
> # Include libraries depending on config if NO_AUTOLIBS is not set
> @@ -59,215 +59,94 @@ LDLIBS += -L$(RTE_SDK_BIN)/lib
> #
> ifeq ($(NO_AUTOLIBS),)
>
> -LDLIBS += --whole-archive
> +LDLIBS-y += --whole-archive
>
> -ifeq ($(CONFIG_RTE_BUILD_COMBINE_LIBS),y)
> -LDLIBS += -l$(RTE_LIBNAME)
> -endif
> +LDLIBS-CONFIG_RTE_BUILD_COMBINE_LIBS) += -l$(RTE_LIBNAME)
>
I think here is missing $( before CONFIG.
> ifeq ($(CONFIG_RTE_BUILD_COMBINE_LIBS),n)
>
> -ifeq ($(CONFIG_RTE_LIBRTE_DISTRIBUTOR),y)
> -LDLIBS += -lrte_distributor
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_REORDER),y)
> -LDLIBS += -lrte_reorder
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_KNI),y)
> -ifeq ($(CONFIG_RTE_EXEC_ENV_LINUXAPP),y)
> -LDLIBS += -lrte_kni
> -endif
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_IVSHMEM),y)
> -ifeq ($(CONFIG_RTE_EXEC_ENV_LINUXAPP),y)
> -LDLIBS += -lrte_ivshmem
> -endif
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_PIPELINE),y)
> -LDLIBS += -lrte_pipeline
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_TABLE),y)
> -LDLIBS += -lrte_table
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_PORT),y)
> -LDLIBS += -lrte_port
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_TIMER),y)
> -LDLIBS += -lrte_timer
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_HASH),y)
> -LDLIBS += -lrte_hash
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_JOBSTATS),y)
> -LDLIBS += -lrte_jobstats
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_LPM),y)
> -LDLIBS += -lrte_lpm
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_POWER),y)
> -LDLIBS += -lrte_power
> -endif
> +LDLIBS-$(CONFIG_RTE_LIBRTE_DISTRIBUTOR) += -lrte_distributor
> +LDLIBS-$(CONFIG_RTE_LIBRTE_REORDER) += -lrte_reorder
>
> -ifeq ($(CONFIG_RTE_LIBRTE_ACL),y)
> -LDLIBS += -lrte_acl
> +ifeq ($( CONFIG_RTE_EXEC_ENV_LINUXAPP),y)
> +LDLIBS-$(CONFIG_RTE_LIBRTE_KNI) += -lrte_kni
> +LDLIBS-$(CONFIG_RTE_LIBRTE_IVSHMEM) += -lrte_ivshmem
> endif
>
> -ifeq ($(CONFIG_RTE_LIBRTE_METER),y)
> -LDLIBS += -lrte_meter
> -endif
> +LDLIBS-$(CONFIG_RTE_LIBRTE_PIPELINE) += -lrte_pipeline
> +LDLIBS-$(CONFIG_RTE_LIBRTE_TABLE) += -lrte_table
> +LDLIBS-$(CONFIG_RTE_LIBRTE_PORT) += -lrte_port
> +LDLIBS-$(CONFIG_RTE_LIBRTE_TIMER) += -lrte_timer
> +LDLIBS-$(CONFIG_RTE_LIBRTE_HASH) += -lrte_hash
> +LDLIBS-$(CONFIG_RTE_LIBRTE_JOBSTATS) += -lrte_jobstats
> +LDLIBS-$(CONFIG_RTE_LIBRTE_LPM) += -lrte_lpm
> +LDLIBS-$(CONFIG_RTE_LIBRTE_POWER) += -lrte_power
> +LDLIBS-$(CONFIG_RTE_LIBRTE_ACL) += -lrte_acl
> +LDLIBS-$(CONFIG_RTE_LIBRTE_METER) += -lrte_meter
>
> -ifeq ($(CONFIG_RTE_LIBRTE_SCHED),y)
> -LDLIBS += -lrte_sched
> -LDLIBS += -lm
> -LDLIBS += -lrt
> -endif
> +LDLIBS-$(CONFIG_RTE_LIBRTE_SCHED) += -lrte_sched
> +LDLIBS-$(CONFIG_RTE_LIBRTE_SCHED) += -lm
> +LDLIBS-$(CONFIG_RTE_LIBRTE_SCHED) += -lrt
>
> -ifeq ($(CONFIG_RTE_LIBRTE_VHOST), y)
> -LDLIBS += -lrte_vhost
> -endif
> +LDLIBS-$(CONFIG_RTE_LIBRTE_VHOST) += -lrte_vhost
>
> endif # ! CONFIG_RTE_BUILD_COMBINE_LIBS
>
> -ifeq ($(CONFIG_RTE_LIBRTE_PMD_PCAP),y)
> -LDLIBS += -lpcap
> -endif
> +LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_PCAP) += -lpcap
>
> ifeq ($(CONFIG_RTE_LIBRTE_VHOST)$(CONFIG_RTE_LIBRTE_VHOST_USER),yn)
> -LDLIBS += -lfuse
> +LDLIBS-$(CONFIG_RTE_LIBRTE_VHOST) += -lfuse
> endif
We could remove $(CONFIG_RTE_LIBRTE_VHOST) from the ifeq.
>
> -ifeq ($(CONFIG_RTE_LIBRTE_MLX4_PMD),y)
> -LDLIBS += -libverbs
> -endif
> +LDLIBS-$(CONFIG_RTE_LIBRTE_MLX4_PMD) += -libverbs
>
> -LDLIBS += --start-group
> +LDLIBS-y += --start-group
>
> ifeq ($(CONFIG_RTE_BUILD_COMBINE_LIBS),n)
>
> -ifeq ($(CONFIG_RTE_LIBRTE_KVARGS),y)
> -LDLIBS += -lrte_kvargs
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_MBUF),y)
> -LDLIBS += -lrte_mbuf
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_IP_FRAG),y)
> -LDLIBS += -lrte_ip_frag
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_ETHER),y)
> -LDLIBS += -lethdev
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_MALLOC),y)
> -LDLIBS += -lrte_malloc
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_MEMPOOL),y)
> -LDLIBS += -lrte_mempool
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_RING),y)
> -LDLIBS += -lrte_ring
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_EAL),y)
> -LDLIBS += -lrte_eal
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_CMDLINE),y)
> -LDLIBS += -lrte_cmdline
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_CFGFILE),y)
> -LDLIBS += -lrte_cfgfile
> -endif
> +LDLIBS-$(CONFIG_RTE_LIBRTE_KVARGS) += -lrte_kvargs
> +LDLIBS-$(CONFIG_RTE_LIBRTE_MBUF) += -lrte_mbuf
> +LDLIBS-$(CONFIG_RTE_LIBRTE_IP_FRAG) += -lrte_ip_frag
> +LDLIBS-$(CONFIG_RTE_LIBRTE_ETHER) += -lethdev
> +LDLIBS-$(CONFIG_RTE_LIBRTE_MALLOC) += -lrte_malloc
> +LDLIBS-$(CONFIG_RTE_LIBRTE_MEMPOOL) += -lrte_mempool
> +LDLIBS-$(CONFIG_RTE_LIBRTE_RING) += -lrte_ring
> +LDLIBS-$(CONFIG_RTE_LIBRTE_EAL) += -lrte_eal
> +LDLIBS-$(CONFIG_RTE_LIBRTE_CMDLINE) += -lrte_cmdline
> +LDLIBS-$(CONFIG_RTE_LIBRTE_CFGFILE) += -lrte_cfgfile
> +LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_BOND) += -lrte_pmd_bond
>
> -ifeq ($(CONFIG_RTE_LIBRTE_PMD_BOND),y)
> -LDLIBS += -lrte_pmd_bond
> -endif
> +LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_XENVIRT) += -lrte_pmd_xenvirt
> +LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_XENVIRT) += -lxenstore
>
> -ifeq ($(CONFIG_RTE_LIBRTE_PMD_XENVIRT),y)
> -LDLIBS += -lrte_pmd_xenvirt
> -LDLIBS += -lxenstore
> -endif
>
> ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),n)
> -# plugins (link only if static libraries)
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_VMXNET3_PMD),y)
> -LDLIBS += -lrte_pmd_vmxnet3_uio
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_VIRTIO_PMD),y)
> -LDLIBS += -lrte_pmd_virtio
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_ENIC_PMD),y)
> -LDLIBS += -lrte_pmd_enic
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_I40E_PMD),y)
> -LDLIBS += -lrte_pmd_i40e
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_FM10K_PMD),y)
> -LDLIBS += -lrte_pmd_fm10k
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_IXGBE_PMD),y)
> -LDLIBS += -lrte_pmd_ixgbe
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_E1000_PMD),y)
> -LDLIBS += -lrte_pmd_e1000
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_MLX4_PMD),y)
> -LDLIBS += -lrte_pmd_mlx4
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_PMD_RING),y)
> -LDLIBS += -lrte_pmd_ring
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_PMD_PCAP),y)
> -LDLIBS += -lrte_pmd_pcap
> -endif
> -
> -ifeq ($(CONFIG_RTE_LIBRTE_PMD_AF_PACKET),y)
> -LDLIBS += -lrte_pmd_af_packet
> -endif
>
> -ifeq ($(CONFIG_RTE_LIBRTE_PMD_NULL),y)
> -LDLIBS += -lrte_pmd_null
> -endif
> -
> -endif # plugins
> +# plugins (link only if static libraries)
> +LDLIBS-$(CONFIG_RTE_LIBRTE_VMXNET3_PMD) += -lrte_pmd_vmxnet3_uio
> +LDLIBS-$(CONFIG_RTE_LIBRTE_VIRTIO_PMD) += -lrte_pmd_virtio
> +LDLIBS-$(CONFIG_RTE_LIBRTE_ENIC_PMD) += -lrte_pmd_enic
> +LDLIBS-$(CONFIG_RTE_LIBRTE_I40E_PMD) += -lrte_pmd_i40e
> +LDLIBS-$(CONFIG_RTE_LIBRTE_FM10K_PMD) += -lrte_pmd_fm10k
> +LDLIBS-$(CONFIG_RTE_LIBRTE_IXGBE_PMD) += -lrte_pmd_ixgbe
> +LDLIBS-$(CONFIG_RTE_LIBRTE_E1000_PMD) += -lrte_pmd_e1000
> +LDLIBS-$(CONFIG_RTE_LIBRTE_MLX4_PMD) += -lrte_pmd_mlx4
> +LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_RING) += -lrte_pmd_ring
> +LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_PCAP) += -lrte_pmd_pcap
> +LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_AF_PACKET) += -lrte_pmd_af_packet
> +LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_NULL) += -lrte_pmd_null
> +
> +endif # ! $(CONFIG_RTE_BUILD_SHARED_LIB)
>
> endif # ! CONFIG_RTE_BUILD_COMBINE_LIBS
>
> -LDLIBS += $(EXECENV_LDLIBS)
> -
> -LDLIBS += --end-group
> -
> -LDLIBS += --no-whole-archive
> +LDLIBS-y += $(EXECENV_LDLIBS)
> +LDLIBS-y += --end-group
> +LDLIBS-y += --no-whole-archive
>
> endif # ifeq ($(NO_AUTOLIBS),)
>
> -LDLIBS += $(CPU_LDLIBS)
> +LDLIBS-y += $(CPU_LDLIBS)
>
> .PHONY: all
> all: install
> @@ -286,10 +165,10 @@ ifeq ($(LINK_USING_CC),1)
> override EXTRA_LDFLAGS := $(call linkerprefix,$(EXTRA_LDFLAGS))
> O_TO_EXE = $(CC) $(CFLAGS) $(LDFLAGS_$(@)) \
> -Wl,-Map=$(@).map,--cref -o $@ $(OBJS-y) $(call linkerprefix,$(LDFLAGS)) \
> - $(EXTRA_LDFLAGS) $(call linkerprefix,$(LDLIBS))
> + $(EXTRA_LDFLAGS) $(call linkerprefix,$(LDLIBS-y))
> else
> O_TO_EXE = $(LD) $(LDFLAGS) $(LDFLAGS_$(@)) $(EXTRA_LDFLAGS) \
> - -Map=$(@).map --cref -o $@ $(OBJS-y) $(LDLIBS)
> + -Map=$(@).map --cref -o $@ $(OBJS-y) $(LDLIBS-y)
> endif
> O_TO_EXE_STR = $(subst ','\'',$(O_TO_EXE)) #'# fix syntax highlight
> O_TO_EXE_DISP = $(if $(V),"$(O_TO_EXE_STR)"," LD $(@)")
> @@ -302,12 +181,12 @@ O_TO_EXE_DO = @set -e; \
> -include .$(APP).cmd
>
> # path where libraries are retrieved
> -LDLIBS_PATH := $(subst -Wl$(comma)-L,,$(filter -Wl$(comma)-L%,$(LDLIBS)))
> -LDLIBS_PATH += $(subst -L,,$(filter -L%,$(LDLIBS)))
> +LDLIBS_PATH := $(subst -Wl$(comma)-L,,$(filter -Wl$(comma)-L%,$(LDLIBS-y)))
> +LDLIBS_PATH += $(subst -L,,$(filter -L%,$(LDLIBS-y)))
>
> # list of .a files that are linked to this application
> -LDLIBS_NAMES := $(patsubst -l%,lib%.a,$(filter -l%,$(LDLIBS)))
> -LDLIBS_NAMES += $(patsubst -Wl$(comma)-l%,lib%.a,$(filter -Wl$(comma)-l%,$(LDLIBS)))
> +LDLIBS_NAMES := $(patsubst -l%,lib%.a,$(filter -l%,$(LDLIBS-y)))
> +LDLIBS_NAMES += $(patsubst -Wl$(comma)-l%,lib%.a,$(filter -Wl$(comma)-l%,$(LDLIBS-y)))
>
> # list of found libraries files (useful for deps). If not found, the
> # library is silently ignored and dep won't be checked
> diff --git a/mk/rte.hostapp.mk b/mk/rte.hostapp.mk
> index c44d0f8..51e8c1d 100644
> --- a/mk/rte.hostapp.mk
> +++ b/mk/rte.hostapp.mk
> @@ -58,7 +58,7 @@ build: _postbuild
> exe2cmd = $(strip $(call dotfile,$(patsubst %,%.cmd,$(1))))
>
> O_TO_EXE = $(HOSTCC) $(HOST_LDFLAGS) $(LDFLAGS_$(@)) \
> - $(EXTRA_HOST_LDFLAGS) -o $@ $(OBJS-y) $(LDLIBS)
> + $(EXTRA_HOST_LDFLAGS) -o $@ $(OBJS-y) $(LDLIBS-y)
> O_TO_EXE_STR = $(subst ','\'',$(O_TO_EXE)) #'# fix syntax highlight
> O_TO_EXE_DISP = $(if $(V),"$(O_TO_EXE_STR)"," HOSTLD $(@)")
> O_TO_EXE_CMD = "cmd_$@ = $(O_TO_EXE_STR)"
> @@ -72,7 +72,7 @@ O_TO_EXE_DO = @set -e; \
> # list of .a files that are linked to this application
> LDLIBS_FILES := $(wildcard \
> $(addprefix $(RTE_OUTPUT)/lib/, \
> - $(patsubst -l%,lib%.a,$(filter -l%,$(LDLIBS)))))
> + $(patsubst -l%,lib%.a,$(filter -l%,$(LDLIBS-y)))))
>
> #
> # Compile executable file if needed
> diff --git a/mk/rte.shared.mk b/mk/rte.shared.mk
> index fc6b0b4..56f20bb 100644
> --- a/mk/rte.shared.mk
> +++ b/mk/rte.shared.mk
> @@ -60,10 +60,10 @@ exe2cmd = $(strip $(call dotfile,$(patsubst %,%.cmd,$(1))))
> ifeq ($(LINK_USING_CC),1)
> override EXTRA_LDFLAGS := $(call linkerprefix,$(EXTRA_LDFLAGS))
> O_TO_SO = $(CC) $(call linkerprefix,$(LDFLAGS)) $(LDFLAGS_$(@)) $(EXTRA_LDFLAGS) \
> - -shared -o $@ $(OBJS-y) $(call linkerprefix,$(LDLIBS))
> + -shared -o $@ $(OBJS-y) $(call linkerprefix,$(LDLIBS-y))
> else
> O_TO_SO = $(LD) $(LDFLAGS) $(LDFLAGS_$(@)) $(EXTRA_LDFLAGS) \
> - -shared -o $@ $(OBJS-y) $(LDLIBS)
> + -shared -o $@ $(OBJS-y) $(LDLIBS-y)
> endif
>
> O_TO_SO_STR = $(subst ','\'',$(O_TO_SO)) #'# fix syntax highlight
> @@ -77,12 +77,12 @@ O_TO_SO_DO = @set -e; \
> -include .$(SHARED).cmd
>
> # path where libraries are retrieved
> -LDLIBS_PATH := $(subst -Wl$(comma)-L,,$(filter -Wl$(comma)-L%,$(LDLIBS)))
> -LDLIBS_PATH += $(subst -L,,$(filter -L%,$(LDLIBS)))
> +LDLIBS_PATH := $(subst -Wl$(comma)-L,,$(filter -Wl$(comma)-L%,$(LDLIBS-y)))
> +LDLIBS_PATH += $(subst -L,,$(filter -L%,$(LDLIBS-y)))
>
> # list of .a files that are linked to this application
> -LDLIBS_NAMES := $(patsubst -l%,lib%.a,$(filter -l%,$(LDLIBS)))
> -LDLIBS_NAMES += $(patsubst -Wl$(comma)-l%,lib%.a,$(filter -Wl$(comma)-l%,$(LDLIBS)))
> +LDLIBS_NAMES := $(patsubst -l%,lib%.a,$(filter -l%,$(LDLIBS-y)))
> +LDLIBS_NAMES += $(patsubst -Wl$(comma)-l%,lib%.a,$(filter -Wl$(comma)-l%,$(LDLIBS-y)))
>
> # list of found libraries files (useful for deps). If not found, the
> # library is silently ignored and dep won't be checked
Sergio
next prev parent reply other threads:[~2015-04-28 16:25 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-28 15:21 Keith Wiles
2015-04-28 15:28 ` Wiles, Keith
2015-04-28 16:25 ` Gonzalez Monroy, Sergio [this message]
2015-04-28 16:50 ` Wiles, Keith
2015-04-29 8:04 ` Gonzalez Monroy, Sergio
2015-04-29 14:09 ` Wiles, Keith
2015-04-29 14:25 ` Wiles, Keith
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